linux-kernel - Re: [PATCH] mmc: sh_mmcif: Correct TX DMA channel allocation

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Message-ID: <CAPDyKFoNGH2e5qJ=YBZOOzxT_qbv0nK+Aok=hPRw8O892tus8g@mail.gmail.com>
Date:	Wed, 10 Feb 2016 15:33:34 +0100
From:	Ulf Hansson <ulf.hansson@...aro.org>
To:	Chris Paterson <chris.paterson2@...esas.com>
Cc:	linux-mmc <linux-mmc@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>,
	Yoshihiro Kaneko <ykaneko0929@...il.com>,
	Arnd Bergmann <arnd@...db.de>,
	Geert Uytterhoeven <geert+renesas@...der.be>,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Kouichi Tomita <kouichi.tomita.yn@...esas.com>,
	takeshi.kihara.df@...esas.com, koji.matsuoka.xm@...esas.com
Subject: Re: [PATCH] mmc: sh_mmcif: Correct TX DMA channel allocation

On 10 February 2016 at 15:07, Chris Paterson
<chris.paterson2@...esas.com> wrote:
> Commit 27cbd7e815a8 ("mmc: sh_mmcif: rework dma channel handling")
> introduced a typo causing the TX DMA channel allocation to be overwritten
> by the requested RX DMA channel.
>
> Signed-off-by: Chris Paterson <chris.paterson2@...esas.com>

Thanks, applied for fixes and I also added a corresponding fixes tag.

Kind regards
Uffe

> ---
>  drivers/mmc/host/sh_mmcif.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c
> index e0c076a..8d870ce 100644
> --- a/drivers/mmc/host/sh_mmcif.c
> +++ b/drivers/mmc/host/sh_mmcif.c
> @@ -445,7 +445,7 @@ static void sh_mmcif_request_dma(struct sh_mmcif_host *host)
>                                                         pdata->slave_id_rx);
>         } else {
>                 host->chan_tx = dma_request_slave_channel(dev, "tx");
> -               host->chan_tx = dma_request_slave_channel(dev, "rx");
> +               host->chan_rx = dma_request_slave_channel(dev, "rx");
>         }
>         dev_dbg(dev, "%s: got channel TX %p RX %p\n", __func__, host->chan_tx,
>                 host->chan_rx);
> --
> 1.9.1
>